[ltp] A nonlinux, thinkpad bios related question

Henrique de Moraes Holschuh linux-thinkpad@linux-thinkpad.org
Tue, 1 Sep 2009 22:57:25 -0300


On Tue, 01 Sep 2009, anonymous sheep wrote:
> update and the other being the bios update.  What is the system update?  It
> wouldn't let me reflash it.

It is the firmware for the Renesas H8S microcontroller (aka Embedded
Controller or ACPI EC) that takes care of everything in the planar card
(keyboard, power management, etc).

The standard utilities won't let you reflash the EC with the same version of
the firmware as it reports to be running.

-- 
  "One disk to rule them all, One disk to find them. One disk to bring
  them all and in the darkness grind them. In the Land of Redmond
  where the shadows lie." -- The Silicon Valley Tarot
  Henrique Holschuh